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NCIDQ IDPX – QUESTIONS AND VERIFIED ANSWERS
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NCIDQ IDPX – QUESTIONS AND VERIFIED ANSWERS
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NCIDQ IDPX – QUESTIONS AND VERIFIED ANSWERSIn regard to interior design, what is a guard, and what dimension must it have
in commercial construction? Right Ans - This is a building component
installed to prevent falls from an elevated area. Its required minimum heights
42" AFF
What is fire resistance-rated glazing? Right Ans - This is glass or some
other glazing material that has been tested according to ASTM E119 as part of
a fire-resistance-rated wall assembly
How many construction types are there, and which has the highest fire
resistance? Right Ans - The are five, and Type I has the highest fire
resistance
What is an incidental use area? Right Ans - This is an area that is ancillary
to the main occupancy but has the same classification. It must be separated
from the main occupancy by a fire barrier, be equipped with an automatic
sprinkler system, or both
What is an accessory occupancy? Right Ans - This is a space or room that is
used in conjunction with the main occupancy, but containing no more than
10% of the floor area of the main occupancy
What is mixed occupancy? Right Ans - This is a situation where a single
building or interior space houses two or more different types of occupancies
What material does NFPA 701 test and what condition does it test for?
Right Ans - This tests the flammability or draperies, curtain, and other
window treatments
According to the International Building code (IBC), what is a fire partition, and
where is it used? Right Ans - The IBC defines this as a wall assembly having
a fire-resistance rating of 1 hour, used in:
-walls separating dwelling units
-walls separating guest rooms in Group R-1, R-2, and I-I occupancies
-walls separating tenant spaces in covered malls
-corridor walls
,What is the maximum percentage of wall or ceiling area that combustible trim
(such as trim made of wood) can occupy a room? Right Ans - IN a room,
this material can occupy no more than 10% of a wall or ceiling area
What is occupancy class, and what is it used for? Right Ans - This is a usage
classification assigned to a building or interior space. It differentiates various
types of fire hazards and the life safety characteristics of various users
What is the primary model building code in the United States? Right Ans -
The International Building Code (IBC)
What u=is a design concept? Right Ans - This is an idea or statement
concerning an overall physical response to ideas developed during
programming
In regard to interior design, what is substantial completion? Right Ans - In
a construction project, this is the stage when the work or a designated portion
of it, is sufficiently complete according to the contract documents that the
owner can occupy or use the site, even though a few minor items may yet
need to be finished or corrected
What are four common ways to install fabric wall covering? Right Ans -
This is commonly installed in one of four ways:
-applied directly using an adhesive
-using custom fabric panels
-using a proprietary stretch wall system
-using acoustic panels
What are five common types of resilient flooring? Right Ans - Five common
types are:
-vinyl
-vinyl composition
-rubber
-cork
-linoleum
What is lacquer? Right Ans - This is a coating material with a high
nitrocellulose content that has been modified with resins and plasticizers
dissolved in a volatile solvent
, What is running trim? Right Ans - This type of molding is installed end to
end
In commercial construction, what is the maximum height of a stair riser, and
what is the minimum depth of a stair tread? Right Ans - The maximum
height of the former is 7 in, and the minimum depth of the latter is 11 in
What is the minimum clear width of an exit door? Right Ans - The
minimum clear width is 32"
What is the maximum allowable projection of a door into a corridor when the
door is fully opened? Right Ans - The maximum allowable projection is 7"
For an occupant load greater than 50, what is the absolute minimum corridor
width? Right Ans - In this instance, the minimum corridor width is 44 in
How is minimum exit width calculated? Right Ans - This is calculated by
multiplying the occupant load of a space by the appropriate factor given in the
building code
What is a performance bond? Right Ans - This is a statement by a surety
company that obligates the surety company to complete construction of the
owners project if the contractor defaults
What four tasks does the interior designer normally perform during the
schematic design phase of a project? Right Ans - During this phase of a
project, the designer:
-prepares diagrams and drawings showing the general functional
relationships required by the project
-develops preliminary space plans
-prepares design concepts, including colors, finishes, and furniture
-prepares a preliminary statement of probable project costs
Under what conditions can a contractor propose substitutions during bidding?
Right Ans - Bidders must request written approval of these at least 10 days
before bid opening. The request must include documentation showing that the
proposal meets the requirements of the contract documents
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